300 
ACANTHACE.* 
1. CALOPHANES Don in Sweet, Brit. Fl. Gard. : 
(II.) 4 zéz (1833). 
3568. Calophanes oblongifolia (Michx.) Don in Sweet, Brit. Fl. 
Gard. (II.) # z&z (1833). 
Ruellia biflora L. Sp. Pl. 635 (1753)? 
Ruellia oblongifolia Michx. Fl. Bor. Am. 2: 23 (1803). 
2. RUELLIA L. Sp. Pl. 634 (1753). 
3569. Ruellia ciliosa Pursh, Fl. Am. Sept. 420 (1814). 
3570. Ruellia ciliosa humilis (Nutt.) Britton, Trans. N. Y. Acad. 
Sci. g: 185 (1890). ‘ 
Ruellia humilis Nutt. Trans. Am. Phil. Soc. (II.) 5: 182 
(1833-37): 
Ruellia ciliosa var. longifiora A. Gray, Syn. Fl. 2: Part 1, 
326 (1878). . 
3571. Ruellia ciliosa parviflora (Nees) Britton. 
Dipteracanthus ciliosus var. parviflorus Nees in D.C. Prodr. 
II: 123 (1847). 
Ruellia ciliosa var’ ambigua A, Gray, Syn. Fl. 2: Part 1, 
326 (1878). 
3571a. Ruellia Pedunculata Torr.; A. Gray, Syn. Fl. 2: Part 1, 
325 (1878). 
3572. Ruellia strepens L. Sp. Pl. 634 (1753). 
3573. Ruellia strepens micrantha (Engelm. & Gray) Britton. 
Dipteracanthus micranthus Engelm. & Gray, Bost. Journ. 
Nat. Hist. 5: 257 (1845). 
Ruellia strepens var. cleistantha A. Gray, Syn. Fl. 2: Part 1, 
327 (1878). 
3. DIANTHERA L. Sp. Pl. 27 (1753). 
3574. Dianthera Americana L. Sp. Pl. 27 (1753). 
3575. Dianthera ovata Walt. Fl. Car. 63 (1788). 
Dianthera humilis Engelm. & Gray, Bost. Journ. Nat. Hist. 
5: 230 (1845), name only. 
4. DIAPEDIUM Konig; Konig & Sims, Ann. Bot. 2: 189 (1806). 
[Dicuiprera Juss. Ann, Mus. Paris, g: 267 (1807).] 
3576. Diapedium brachiatum (Pursh) Kuntze, Rev. Gen. Pl. 485 
(1891). 
* Contributed by Prof. N. L. Britton. 
